Oil filler cap



FIG. 1 is a side elevational view of an oil filler cap showing my new design;

FIG. 2 is a top plan view;

FIG. 3 is a bottom plan view;

FIG. 4 is a sectional view taken along the line 4--4 of FIG. 2;

FIG. 5 is a side elevational view of an oil filler cap showing a second embodiment of my new design;

FIG. 6 is a top plan view of FIG. 5;

FIG. 7 is a bottom plan view of FIG. 5; and

FIG. 8 is a sectional view taken along the line 8--8 of FIG. 6. 

The ornamental design for an oil filler cap, as shown and described. 